Finding the Fourth Proportional to 101,990,415.63, 153,015,468.70 and 32,901,890.07
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Solution
The fourth proportional to 101,990,415.63, 153,015,468.70 and 32,901,890.07 is: 49,362,463.12
Step by Step Solution
- Step 1: Write the proportion equation
101,990,415.63 : 153,015,468.70 = 32,901,890.07 : x - Step 2: Convert to fraction form
101,990,415.63/153,015,468.70 = 32,901,890.07/x - Step 3: Cross multiply
101,990,415.63x = 153,015,468.70 × 32,901,890.07 - Step 4: Simplify right side
101,990,415.63x = 5,034,498,130,176,925 - Step 5: Solve for x
x = 5,034,498,130,176,925/101,990,415.63 - Step 6: Final answer
x = 49,362,463.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.